Addition And Subtraction Teaching Stamp

Overview:

1.4 Model: Addition and subtraction, multiplication and division, free choice, interesting pictures, numbers 1-100.
2. Simple Operation: Math questions appear in front of you by rolling stamps, you can adjust them, you can change the questions with a single twist, and choose the questions randomly.
3. Adjustable: The stamp is clear, no ink is left, it can be adjusted, and the questions are randomly selected.
4. Recycling: Add ink to the oil hole, add ink, it can be recycled.
5. Learning Fun: Teaching stamps that are as interesting as toys make learning fun and exciting, and increase children's interest in learning.
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